Tim Kring Creator Jack Coleman Mr. Bennet, HRG Actor Greg Grunberg Matt Parkman Actor Ali Larter Tracy Strauss, Niki Sanders, Jessica Actor James Kyson Ando Masahashi Actor Masi Oka Hiro Makamura Actor Hayden Panettiere Claire Bennett Actor Adrian Pasdar Nathan Petrelli Actor Zachary Quinto Sylar Actor Sendhil Ramamurthy Mohinder Suresh Actor Dania Ramirez Maya Herrera Actor Cristine Rose Angela Petrelli Actor Milo Ventimiglia Peter Petrelli Actor Željko Ivanek Guest Star Moira Kelly Guest Star Dan Byrd Guest Star Justin Baldoni Guest Star Ashley Crow Guest Star Randall Bentley Guest Star Amrapali Ambegaokar Guest Star Pramode Kumar Guest Star Aarti Mann Guest Star Bernadette Speakes Guest Star Jim Petersmith Guest Star John Antonini Guest Star Felipe Alejandro Guest Star Dean Cudworth Guest Star James McAndrew Guest Star Wally Rudolph Guest Star